Crescent Vaporizer is health care product which is need of every home. It is use for Relieves(Blocked nose, Headaches, Colds & coughs). Soothes(Strained muscles, Stiff joints). Cleans(Cleans Facial skin and Help skin glow). Refreshes(Single steam about refreshes after a hard day work). How to use: Please fill the water on MED or Max level. Please do not use salty water. Now switch on (This vaporizer is without indicator or without light). It takes 3-5 mins generating steam.